build(deps): bump sanitize from 5.2.3 to 6.0.2 in /rails (GH-1219)

Bumps [sanitize](https://github.com/rgrove/sanitize) from 5.2.3 to 6.0.2.
- [Release notes](https://github.com/rgrove/sanitize/releases)
- [Changelog](https://github.com/rgrove/sanitize/blob/main/HISTORY.md)
- [Commits](rgrove/sanitize@v5.2.3...v6.0.2)

---
updated-dependencies:
- dependency-name: sanitize
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

rails/Gemfile.lock

@@ -327,8 +327,6 @@ GEM
       racc (~> 1.4)
     nokogiri (1.14.3-x86-mingw32)
       racc (~> 1.4)
-    nokogumbo (2.0.5)
-      nokogiri (~> 1.8, >= 1.8.4)
     notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -467,10 +465,9 @@ GEM
       linecache (>= 0.3)
     ruby_dep (1.5.0)
     rubyzip (1.2.3)
-    sanitize (5.2.3)
+    sanitize (6.0.2)
       crass (~> 1.0.2)
-      nokogiri (>= 1.8.0)
-      nokogumbo (~> 2.0)
+      nokogiri (>= 1.12.0)
     sass (3.4.25)
     sass-rails (6.0.0)
       sassc-rails (~> 2.1, >= 2.1.1)